Baer SS4 Plus Front Brake Kit - Red - Chevy Corvette 1963-68 ACT1728 Side gear spring is for

Side gear spring is for 10" or 8-3/8" quick change differentials

fits standard 1/2" NPT tapped holes in cylinder heads and manifolds

Shot-peened

1978-1989 Pontiac Firebird

Can also be used with an ACCEL

Baer SS4 Plus Front Brake Kit - Red - Chevy Corvette 1963-68 ACT1728 Side gear spring is forComplete System, we pride ourselves on delivering complete and detail oriented performance brake solutions to our consumers. We do not cut any corners. To give an example of this, we assemble the hubs prior to sending them to you, installing all the bearings and races, packing them with Redline synthetic grease. When we send you your brake system, everything is already installed, all you have to do it bolt it onto the control arms. Product